Hydraulically Regulated Door Closer. Supply Condition: Stamping Particula Rs Of Month And Year Of Manufacture Should Be Made Available On The 'Door Closer' To Specn.No.Icf/Md/Spec-149, Issue Status -01, Rev.01. [ Warranty Period: 30 Months After The Dat E Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]